1 5C6 4,4'-{2-[3-(naphthalen-1-ylamino)phenyl]but-1-ene-1,1-diyl}diphenol 1.000 2 5CC 4,4'-{2-[3-(phenylamino)phenyl]but-1-ene-1,1-diyl}diphenol 0.886 3 5C9 4,4'-(2-{3-[(3-methylphenyl)amino]phenyl}but-1-ene-1,1-diyl)diphenol 0.861 4 5C4 4,4'-{2-[3-(phenylamino)phenyl]prop-1-ene-1,1-diyl}diphenol 0.857 5 5DG 4,4'-(2-{3-[(4-fluorophenyl)amino]phenyl}prop-1-ene-1,1-diyl)diphenol 0.833 6 5ES 4,4'-(2-{3-[(4-fluorophenyl)amino]phenyl}ethene-1,1-diyl)diphenol 0.806